Changeset 6967c14 in mainline for uspace/drv/vhc/devices.c

Timestamp:

2011-01-25T17:44:06Z (13 years ago)

Author:

Vojtech Horky <vojtechhorky@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

875e7227

Parents:

afc4fbb

Message:

VHC registers device unplugging

The virtual host controller is now able to register that a virtual USB device
was unplugged (i.e. that the task representing the device closed the
connection).

However, the change is not yet propagated to the root hub of the host
controller.

File:

• uspace/drv/vhc/devices.c (modified) (3 diffs)

uspace/drv/vhc/devices.c

@@ -59 +59 @@
  *
  * @param phone Callback phone.
+ * @param id Device id.
  * @return New device.
  * @retval NULL Out of memory.
  */
-virtdev_connection_t *virtdev_add_device(int phone)
+virtdev_connection_t *virtdev_add_device(int phone, sysarg_t id)
 {
         virtdev_connection_t *dev = (virtdev_connection_t *)
@@ -71 +72 @@
 
         dev->phone = phone;
+        dev->id = id;
         list_append(&dev->link, &devices);
         
@@ -76 +78 @@
         
         return dev;
+}
+
+/** Find virtual device by id.
+ *
+ * @param id Device id.
+ * @return Device with given id.
+ * @retval NULL No such device.
+ */
+virtdev_connection_t *virtdev_find(sysarg_t id)
+{
+        link_t *pos;
+        list_foreach(pos, &devices) {
+                virtdev_connection_t *dev
+                    = list_get_instance(pos, virtdev_connection_t, link);
+                if (dev->id == id) {
+                        return dev;
+                }
+        }
+
+        return NULL;
 }